WhatA mobile app that uses AR and LLM context to give travelers real-time, situation-aware etiquette guidance — not just lists of rules, but which ones actually matter in the specific social context they're in.
SignalCommenters repeatedly note that published etiquette rules are misleading because many are outdated, rarely enforced, or only apply in formal settings — yet tourists have no way to distinguish critical taboos from irrelevant ones, leading to either anxiety or accidental offense.
Why NowOn-device LLMs and AR overlays on modern phones now make contextual, real-time guidance feasible without cloud latency, and post-COVID international travel has rebounded sharply.
MarketInternational travelers (300M+ outbound trips/year), language learning platforms (Duolingo, Babbel) are adjacent but don't cover behavioral etiquette; B2C subscription or B2B licensing to travel companies. TAM ~$2B cultural travel tools market.
MoatProprietary dataset of context-ranked etiquette norms (which rules locals actually care about vs. tourist myths) built from native informant validation — hard to replicate without deep cultural research.
A Japanese glossary of chopsticks faux pas (2022)View discussion ↗ · Article ↗ · 335 pts · March 20, 2026
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